Why Sunscreen Is Essential for People with Lupus

Lupus is a chronic autoimmune disease that can cause a variety of symptoms, including skin rashes, joint pain, fatigue, and sun sensitivity. Many individuals with lupus experience photosensitivity, meaning that even minimal exposure to ultraviolet (UV) light can trigger or worsen symptoms. For people with lupus, daily use of sunscreen is crucial to minimize the harmful effects of UV rays and protect against the increased risk of skin cancer.

How Sun Exposure Affects People with Lupus

People with lupus often exhibit heightened photosensitivity, which can manifest as rashes, flares, or a worsening of other symptoms when exposed to UV radiation. This includes both UVA and UVB rays:

• UVA rays can penetrate deeper into the skin, reaching the dermis and contributing to collagen breakdown, skin aging, and DNA damage.
• UVB rays affect the epidermis, causing sunburn and contributing to the development of skin cancer.

Research suggests that UV exposure can also exacerbate systemic symptoms in people with lupus, such as joint pain, fatigue, and even kidney problems. Therefore, comprehensive sun protection is not only about preventing skin damage but also about managing overall lupus symptoms.

Learn more about how UV radiation affects autoimmune diseases here (https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8688579/)

Choosing the Best Sunscreen for People with Lupus

Given the increased risks associated with lupus, it’s important to select a sunscreen that offers high levels of protection and comfort:

1. Sun Protection Factor (SPF)

   • Use at least SPF 30: SPF 30 blocks about 96.7% of UVB rays, providing substantial protection against sunburn and damage. Those who are extremely photosensitive may consider SPF 50+ (98%) for additional coverage.

2. Broad-Spectrum Protection

   • Ensure the sunscreen is broad-spectrum, which means it protects against both UVA and UVB rays. Look for key ingredients like zinc oxide, titanium dioxide, or avobenzone to ensure UVA coverage.

3. Mineral vs. Chemical Sunscreens

   • Mineral sunscreens (using zinc oxide or titanium dioxide) are often recommended for sensitive skin, as they tend to be less irritating and start working immediately upon application.
   • Chemical sunscreens absorb UV rays rather than deflect them. While they can provide broad-spectrum protection, some people with lupus may find them more irritating, so patch testing is advisable.

4. Water Resistance

   • If you will be sweating or swimming, choose a sunscreen that is water-resistant for 40 or 80 minutes, depending on your activity level.

5. Non-Comedogenic and Hypoallergenic

   • Select a sunscreen that is non-comedogenic (won't clog pores) and hypoallergenic to minimize the risk of irritation, especially for individuals prone to breakouts or sensitive skin reactions.

Explore BU's broad-spectrum and water-resistant sunscreens here (https://www.busunscreen.com/blogs/news/top-waterproof-sunscreen-fda-new-monograph-water-resistant?_pos=5&_sid=c0d2b4231&_ss=r)

Recommended Ingredients for Sunscreen for Lupus Patients

Certain ingredients are particularly beneficial when choosing a sunscreen for lupus:

• Zinc Oxide and Titanium Dioxide: These mineral ingredients provide broad-spectrum protection and are less likely to cause irritation.
• Niacinamide (Vitamin B3): This ingredient can help reduce inflammation and improve the skin barrier.
• Ceramides and Hyaluronic Acid: These hydrating ingredients help maintain the skin's moisture barrier, which is often compromised in lupus patients.

Other Sun Protection Tips for People with Lupus

• Apply Sunscreen Generously: Use at least one ounce (a shot glass) of sunscreen for your entire body, and reapply every two hours or immediately after swimming or sweating.
• Protective Clothing: Wear UV-blocking clothing, wide-brimmed hats, and sunglasses for additional defense against UV rays. Look for UPF-rated clothing, which indicates its ability to block UV radiation.
• Avoid Peak Sun Hours: Stay indoors or in the shade during the hours of 10 a.m. to 4 p.m., when the sun’s rays are strongest.
• Seek Shade: Use umbrellas, shade tents, or other protective structures when outdoors.
• Use Tinted Sunscreens or Makeup with SPF: If you're concerned about cosmetic appearance, consider using tinted sunscreens or makeup products with SPF, which can also help block visible light that may affect people with lupus.

BU Sunscreen: Supporting People with Lupus Since 1994

When Jeff and Josie began developing BU Sunscreen, they were inspired by a close friend living with lupus who struggled to find a sunscreen that wouldn't irritate their sensitive skin. Today, BU sunscreens offer hypoallergenic, non-comedogenic, broad-spectrum, and water-resistant formulas that are gentle enough for people with lupus, providing reliable protection without irritating the skin.

Protect your skin and manage lupus symptoms with BU Sunscreen's specially formulated products. Visit BU Sunscreen to find the right sunscreen for your needs.

For more resources on managing lupus and sun sensitivity, visit the Lupus Foundation of America (https://www.lupus.org/)